Home / 167,681.30-231,331.91-95,068.90

Finding the Fourth Proportional to 167,681.30, 231,331.91 and 95,068.90

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Solution

The fourth proportional to 167,681.30, 231,331.91 and 95,068.90 is: 131,156.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,681.30 : 231,331.91 = 95,068.90 : x
  2. Step 2: Convert to fraction form
    167,681.30/231,331.91 = 95,068.90/x
  3. Step 3: Cross multiply
    167,681.30x = 231,331.91 × 95,068.90
  4. Step 4: Simplify right side
    167,681.30x = 21,992,470,218.60
  5. Step 5: Solve for x
    x = 21,992,470,218.60/167,681.30
  6. Step 6: Final answer
    x = 131,156.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.